Lawn tractor



FIG. 1 is a front elevational view of a lawn tractor showing our newdesign;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view taken from the left of FIG. 1;

FIG. 4 is a side elevational view taken from the right of FIG. 1;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof.

The ornamental design for a lawn tractor, substantially as shown anddescribed.